Units 1-5
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Unit 01 Claire’s Swimming Journal
Unit 02 May I Take Your Order?
Unit 03 Tennis Tournaments
Unit 04 Time Is Amazing!
Unit 05 Wonderful Croatia!

Units 6-10
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Unit 06 Should I Make a Study Plan for the Vacation?
Unit 07 The Origin of the Wrinkled Straw
Unit 08 Dear Future Me
Unit 09 The Diderot Effect
Unit 10 Life in the Future

Units 11-15
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Unit 1 1 How to Recycle Properly
Unit 12 What to Play on Sports Day?
Unit 13 What Is Your Comfort Food?
Unit 14 Which Schedule Do You Prefer?
Unit 15 Various Houses Around the World

Units 16-20
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Unit 16 Book Reviews from Readers
Unit 17 Jeongwon’s Money Diary
Unit 18 Suffering Animals
Unit 19 The Science of Black and White Lines
Unit 20 Congratulations on Your Graduation!

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